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Browsing by Author "Mattis, I."
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The 16 April 2010 major volcanic ash plume over central Europe : EARLINET lidar and AERONET photometer observations at Leipzig and Munich, Germany
Ansmann, A.; Tesche, Matthias; Gross, S.; Freudenthaler, V.; Seifert, P.; Hiebsch, A.; Schmidt, J.; Wandinger, U.; Mattis, I.; Mueller, D.; Wiegner, M. (2010-07-15)The optically thickest volcanic ash plume ever measured over Germany was monitored with multiwavelength Raman lidars and Sun photometer at Leipzig and Munich. When this ash layer, originating from the Eyjafjoll eruptions ... -
Aerosol-type-dependent lidar ratios observed with Raman lidar
Mueller, D.; Ansmann, A.; Mattis, I.; Tesche, Matthias; Wandinger, U.; Althausen, D.; Pisani, G. (2007-08-17)[1] We summarize our Raman lidar observations which were carried out in Europe, Asia, and Africa during the past 10 years, with focus on particle extinction-to-backscatter ratios ( lidar ratios) and (A) over circle ngstrom ... -
Arctic haze over Central Europe
Heintzenberg, J.; Tuch, T.; Wehner, B.; Wiedensohler, A.; Wex, H.; Ansmann, A.; Mattis, I.; Mueller, D.; Wendisch, M.; Eckhardt, S.; Stohl, A. (2003-07)An extraordinary aerosol situation over Leipzig, Germany in April 2002 was investigated with a comprehensive set of ground-based volumetric and columnar aerosol data, combined with aerosol profiles from lidar, meteorological ... -
Ash and fine-mode particle mass profiles from EARLINET-AERONET observations over central Europe after the eruptions of the Eyjafjallajökull volcano in 2010
Ansmann, A.; Tesche, Matthias; Seifert, P.; Gross, Silke; Freudenthaler, V.; Apituley, A.; Wilson, K. M.; Serikov, I.; Linné, H.; Heinold, B.; Hiebsch, A.; Schnell, F.; Schmidt, J.; Mattis, I.; Wandinger, U.; Wiegner, M. (2011-01-01)A combined lidar-photometer method that permits the retrieval of vertical profiles of ash and non-ash (fine-mode) particle mass concentrations is presented. By using a polarization lidar, the contributions of non-ash and ... -
Characterization of atmospheric aerosols with multiwavelength Raman lidar
Mueller, D.; Mattis, I.; Kolgotin, Alexei; Ansmann, Albert; Wandinger, U.; Althausen, D. (SPIE, 2007)Multiwavelength Raman lidar observations have matured into a powerful tool for the vertical resolved characterization of optical and microphysical properties of atmospheric aerosol particles. Raman lidars that operate with ... -
Closure study on optical and microphysical properties of a mixed urban and Arctic haze air mass observed with Raman lidar and Sun photometer
Mueller, D.; Mattis, I.; Ansmann, A.; Wehner, B.; Althausen, D.; Wandinger, U.; Dubovik, O. (2004-07)[1] We present a comprehensive optical and microphysical characterization of an intense haze event observed over Leipzig ( 51.3 degreesN, 12.4 degreesE), Germany, in April 2002. This event was characterized by unusually ... -
Co-ordinated vertical profiling of Saharan dust over western and central Europe with a continental lidar network : The 11-16 October 2001 outbreak
Ansmann, Albert; Bosenberg, J.; Chaikovsky, Anatoly; Eixmann, R.; Freudenthaler, Volker; Garcia-Vizcaino, D.; Komguem, L.; Linne, Holger; Matthias, M.; Mattis, I.; Mitev, Valentin; Mueller, D.; Munoz, C.; Nickovic, S.; Pelon, J.; Sauvage, L.; Sobolewsky, P.; Srivastava, M.K.; Vaughan, G.; Wandinger, U.; Wiegner, M. (INST TROPICAL MEDICINE ROTTERDAM - LEIDEN, 2003)The spread of mineral particles over southwestern, western, and central Europe resulting from a strong Saharan dust outbreak in October 2001 was observed with the European Aerosol Research Lidar Network (EARLINET). For the ... -
Daytime operation of a pure rotational Raman lidar by use of a Fabry-Perot interferometer
Arshinov, Y.; Bobrovnikov, S.; Serikov, I.; Ansmann, A.; Wandinger, U.; Althausen, D.; Mattis, I.; Mueller, D. (2005-06-10)We propose to use a Fabry-Perot interferometer (FPI) in a pure rotational Raman lidar to isolate return signals that are due to pure rotational Raman scattering from atmospheric nitrogen against the sky background. The ... -
Dual-wavelength Raman lidar observations of the extinction-to-backscatter ratio of Saharan dust
Mattis, I.; Ansmann, A.; Mueller, D.; Wandinger, U.; Althausen, D. (2002-05-01)[1] For the first time, height profiles of the extinction-to-backscatter ratio (lidar ratio) of desert dust particles were simultaneously measured at 355 and 532 nm. The observations were performed with an advanced Raman ... -
Evolution of the ice phase in tropical altocumulus : SAMUM lidar observations over Cape Verde
Ansmann, A.; Tesche, Matthias; Seifert, P.; Althausen, D.; Engelmann, R.; Fruntke, J.; Wandinger, U.; Mattis, I.; Mueller, D. (2009-09-16)The formation of the ice phase in tropical altocumulus has been studied with multiwavelength aerosol-cloud Raman lidar, wind Doppler lidar, and radiosonde, providing information on geometrical and optical properties, cloud ... -
Four-dimensional distribution of the 2010 Eyjafjallajökull volcanic cloud over Europe observed by EARLINET
Pappalardo, G.; Mona, L.; D'Amico, G.; Wandinger, U.; Adam, M.; Amodeo, A.; Ansmann, A.; Apituley, A.; Alados Arboledas, L.; Balis, D.; Boselli, A.; Bravo-Aranda, J. A.; Chaikovsky, A.; Comeron, A.; Cuesta, J.; De Tomasi, F.; Freudenthaler, V.; Gausa, M.; Giannakaki, E.; Giehl, H.; Giunta, A.; Grigorov, I.; Groß, S.; Haeffelin, M.; Hiebsch, A.; Iarlori, M.; Lange, D.; Linné, H.; Madonna, F.; Mattis, I.; Mamouri, R. E.; McAuliffe, M. A. P.; Mitev, V.; Molero, F.; Navas-Guzman, F.; Nicolae, D.; Papayannis, A.; Perrone, M. R.; Pietras, C.; Pietruczuk, A.; Pisani, G.; Preißler, J.; Pujadas, M.; Rizi, V.; Ruth, A. A.; Schmidt, J.; Schnell, F.; Seifert, P.; Serikov, I.; Sicard, M.; Simeonov, V.; Spinelli, N.; Stebel, K.; Tesche, Matthias; Trickl, T.; Wang, X.; Wagner, F.; Wiegner, M.; Wilson, K. M. (2013-04-29)The eruption of the Icelandic volcano Eyjafjallaj ökull in April-May 2010 represents a "natural experiment" to study the impact of volcanic emissions on a continental scale. For the first time, quantitative data about the ... -
Gravity-wave-induced cloud formation in desert dust : Observation with temperature/humidity/aerosol Raman lidar in the framework of earlinet
Ansmann, Albert; Mattis, I.; Mueller, D.; Wandinger, U.; Althausen, D. (ESA PUBLICATIONS DIVISION C/O ESTEC, 2004)The evolution of three cloud layers that formed during the passage of a gravity wave in a desert dust layer was monitored with an advanced Raman lidar. Dust is characterized in terms of particle optical properties. The ... -
Ice formation in ash-influenced clouds after the eruption of the Eyjafjallajkull volcano in April 2010
Seifert, P.; Ansmann, A.; Gross, Silke; Freudenthaler, V.; Heinold, B.; Hiebsch, A.; Mattis, I.; Schmidt, J.; Schnell, F.; Tesche, Matthias; Wandinger, U.; Wiegner, M. (2011-10-27)The influence of volcanic ash on heterogeneous ice nucleation in tropospheric clouds is investigated on the basis of 90 observed cloud cases. The clouds were observed with polarization lidars at the two central-European ... -
Ice formation in Saharan dust over central Europe observed with temperature/humidity//aerosol Raman lidar
Ansmann, A.; Mattis, I.; Mueller, D.; Wandinger, U.; Radlach, M.; Althausen, D.; Damoah, R. (2005-04-26)[1] Three gravity-wave-induced clouds and a glaciating altocumulus layer were continuously monitored with lidar at Leipzig, Germany, on 21 November 2003. The midtropospheric clouds formed in Saharan dust at heights from ... -
Long-range transport of Saharan dust to northern Europe : The 11-16 October 2001 outbreak observed with EARLINET
Ansmann, A.; Boesenberg, J.; Chaikovsky, A.; Comeron, A.; Eckhardt, S.; Eixmann, R.; Freudenthaler, Volker; Ginoux, P.; Komguem, L.; Linne, H.; Marquez, M.A.L.; Matthias, M.; Mattis, I.; Mitev, Valentin; Mueller, D.; Music, S.; Nickovic, S.; Pelon, J.; Sauvage, L.; Sobolewsky, P.; Srivastava, M.K.; Stohl, A.; Torres, O.; Vaughan, G.; Wandinger, U.; Wiegner, M. (2003-12-24)[1] The spread of mineral particles over southwestern, western, and central Europe resulting from a strong Saharan dust outbreak in October 2001 was observed at 10 stations of the European Aerosol Research Lidar Network ... -
Mineral quartz concentration measurements of mixed mineral dust/urban haze pollution plumes over Korea with multiwavelength aerosol Raman-quartz lidar
Mueller, D.; Mattis, I.; Tatarov, B.; Noh, Y. M.; Shin, D. H.; Shin, S. K.; Lee, K. H.; Kim, Y. J.; Sugimoto, N. (2010-10)We present a case study of a concentration measurement of mineral quartz immersed in East Asian urban pollution. We use a novel lidar measurement technique that uses signals from Raman scattering from quartz at ultraviolet ... -
Multiwavelength Raman lidar observations of particle growth during long-range transport of forest-fire smoke in the free troposphere
Mueller, D.; Mattis, I.; Ansmann, A.; Wandinger, U.; Ritter, C.; Kaiser, D. (2007-03-02)We present particle effective radii and Angstrom exponents of aged free-tropospheric forest-fire smoke. The particle plumes were observed with different multiwavelength Raman lidars downwind of the fires that burned in ... -
Multiyear aerosol observations with dual-wavelength Raman lidar in the framework of EARLINET
Mattis, I.; Ansmann, A.; Mueller, D.; Wandinger, U.; Althausen, D. (2004-07-10)For the first time, a Raman lidar operating simultaneously in the ultraviolet (UV) and in the visible wavelength range was employed to measure vertical profiles of volume extinction coefficients of particles at 355 and 532 ... -
Optic-fiber scramblers and a fourier transform lens as a means to tackle the problem on the overlap factor of lidar
Arshinov, Y.; Bobrovnikov, S.; Serikov, J.; Althausen, D.; Ansmann, Albert; Mattis, I.; Mueller, D.; Wandinger, U. (ESA PUBLICATIONS DIVISION C/O ESTEC, 2004)We present an instrumental approach to formation of the light beam in the image space of lidar optical receiver, behind its field stop, aimed at removing some adverse range dependent effects of the lidar overlap factor on ... -
Potential of lidar backscatter data to estimate solar aerosol radiative forcing
Wendisch, Manfred; Mueller, D.; Mattis, I.; Ansmann, A. (2006-02-01)The potential to estimate solar aerosol radiative forcing (SARF) in cloudless conditions from backscatter data measured by widespread standard lidar has been investigated. For this purpose 132 days of sophisticated ...